CalystaPro EMR - Electronic Medical Records Platform

Problem

Completely revamp and modernize the existing CalystaPro EMR platform's frontend within a tight 3-month deadline. The outdated design needed a complete overhaul while maintaining all existing functionality for sensitive medical data, role-based access, custom encounter forms, image annotation, and notifications. Required managing a team of 4-5 developers, ensuring zero downtime, and maintaining high performance and security standards throughout the redesign.

Role

Frontend Lead Developer. SJ Innovation LLC (for Medical Spa Client).

Constraints

Duration: 3 months. Team: 4-5 frontend developers.

• Revamping large-scale enterprise platform within tight 3-month deadline
• Maintaining zero downtime while transitioning from old to new frontend
• Managing team of 4-5 developers with varying skill levels under pressure

Outcome

• 3 months Delivery Time. Complete frontend revamp delivered within tight deadline
• 4-5 developers Team Leadership. Successfully led and coordinated frontend development team
• 100% Zero Downtime. Seamless transition with no disruption to active users
• Modernized User Experience. Transformed outdated interface into modern, intuitive design
• High Client Satisfaction. Ongoing collaboration and feature enhancements post-launch

What I owned

Led a frontend team of 4-5 developers to completely redesign and rebuild the frontend architecture using modern JavaScript and SASS practices. Developed a comprehensive design system with reusable UI components for custom forms, scheduling, and notifications. Refactored legacy code while ensuring backward compatibility and zero disruption to active users. Implemented responsive design for cross-browser and mobile compatibility with enhanced clinician usability. Coordinated closely with the backend team to optimize API integration and data structures while maintaining security standards.